Finding the Third Proportional to 252,531 and 561,116.25

Step by Step Solution

1. Step 1: Write the proportion equation
   252,531 : 561,116.25 = 561,116.25 : x
2. Step 2: Convert to fraction form
   252,531/561,116.25 = 561,116.25/x
3. Step 3: Cross multiply
   252,531x = 561,116.25 × 561,116.25
4. Step 4: Simplify right side
   252,531x = 314,851,446,014.06
5. Step 5: Solve for x
   x = 314,851,446,014.06/252,531
6. Step 6: Final answer
   x = 1,246,783.35